202102122100011 has 32 divisors (see below), whose sum is σ = 321601934158848. Its totient is φ = 110380847491200.

The previous prime is 202102122100007. The next prime is 202102122100051. The reversal of 202102122100011 is 110001221201202.

It is not a de Polignac number, because 202102122100011 - 2² = 202102122100007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202102122100051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160182876 + ... + 161439641.

It is an arithmetic number, because the mean of its divisors is an integer number (10050060442464).

Almost surely, 2^{202102122100011} is an apocalyptic number.

202102122100011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

202102122100011 is a deficient number, since it is larger than the sum of its proper divisors (119499812058837).

202102122100011 is a wasteful number, since it uses less digits than its factorization.

202102122100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321623851.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202102122100011 its reverse (110001221201202), we get a palindrome (312103343301213).

The spelling of 202102122100011 in words is "two hundred two trillion, one hundred two billion, one hundred twenty-two million, one hundred thousand, eleven".